US Bridges

US Route 30 over UP RR

Good

Lee County, Illinois · 1.2 MI E I-88 · Structure no. 052003100000000

Built
1939
86 years old, rebuilt 1993
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
150 ft
3 main spans
Daily traffic
2,950
2023 count
Owner
State
State Highway Agency

About this bridge

US Route 30 over UP RR is a steel continuous stringer/multi-beam or girder carrying US Route 30 over UP RR in Lee County, Illinois. It was built in 1939 and reconstructed in 1993, so it is 86 years old, older than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 2,950 vehicles a day, roughly 17% of them trucks, projected to reach 3,384 by 2046. The structure is 150 ft (45.6 m) long and 39 ft wide. If it were closed, the detour would be 19.9 mi (32 km).

CarriesUS Route 30
CrossesUP RR
Location1.2 MI E I-88
RouteU.S. Route 30
Coordinates41.75813, -89.6142
Functional classRural Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47.8 US tons
Inventory rating36.8 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length150 ft (45.6 m)
Longest span57 ft (17.4 m)
Deck width39 ft (11.9 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,950 (2023)
Projected traffic3,384 by 2046
Trucks17%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed19.9 mi (32 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was US Route 30 over UP RR built?

It was built in 1939, making it 86 years old in 2025. It was reconstructed in 1993.

What condition is US Route 30 over UP RR in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in September 2023.

How much traffic does US Route 30 over UP RR carry?

About 2,950 vehicles per day (2023 count), of which roughly 17% are trucks.

How long is US Route 30 over UP RR?

The structure is 150 ft (45.6 m) long with a longest span of 57 ft (17.4 m) and a deck 39 ft wide.

Who owns US Route 30 over UP RR?

It is owned by the State Highway Agency.